Symptoms
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All websites show a “502 Bad Gateway” error in a web-browser.
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Apache fails to start. The following error message is returned by Apache configuration checker:
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on CentOS/RHEL-based distributions
# httpd -t
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on Debian/Ubuntu-based distributions
# apache2ctl -t
Wrapper /var/www/cgi-bin/cgi_wrapper/cgi_wrapper cannot be accessed: (2)No such file or directory
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Cause
The file /var/www/cgi-bin/cgi_wrapper/cgi_wrapper is missing.
Resolution
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Connect to the Plesk server via SSH.
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Download the script:
# wget https://plesk.zendesk.com/hc/article_attachments/360019008420/reinstall_obsidian.sh
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Make the script executable:
# chmod +x reinstall_obsidian.sh
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Run the script:
# ./reinstall_obsidian.sh
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Connect to the Plesk server via SSH.
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Download the script:
# wget https://support.plesk.com/hc/article_attachments/115005704554/reinstall.tar.gz
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Unpack the script:
# tar zxf reinstall.tar.gz -
Launch the script:
# ./reinstall.sh
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